One Chem - Heavy Duty Sink and Drain Unblocker Gel - 5L Plus 500ml - Powerful Formula- Drain Opener - Pipe Cleaner - Sink Unblocker : Amazon.co.uk: Grocery
Sink and Drain Unblocker 3 x 500ml Heavy Duty Spear and Jackson | eBay
Mr Muscle Drain Unblocker, Sink & Drain Cleaner, Fast Acting Heavy Duty Drain Gel, Dissolves Clogs, Works 3x Better Than Bleach, Safe for All Pipes, Duo Pack (2 x 500ml) : Amazon.co.uk: